3 years ago

Solve for r and t: 6r - 3t = 6 6r + 8t = -16

1 answer:

8 0

Multiply the first equation with (-1)
you should get this

-6r + 3t = -6
6r + 8t = -16

start to eliminate

11t = -22

divide by 11

t = -2

substitute

6r - 3(-2) = 6
6r + 6 = 6
6r = 6 - 6
6r = 0
r=0

You might be interested in

You deposit $750 in an account that earns 7.5% simple interest. How much will be in the account after 5 years?

notka56 [123]

Answer:

$1,031.25 will be in the account

6 0

4 years ago

Read 2 more answers

Find a number whose product with 7 is the same as its sum with 18

SSSSS [86.1K]

7 + 18 = 25
25 ÷ 7 = 3.5714285714285714285

so 3.5714285714285714285 is the answer

7 0

4 years ago

Create an equivalent expression that includes a set of parentheses that make the value of the expression 5. Remember, you can ha

Naily [24]

Answer: the Answer is 33

8 0

3 years ago

Can someone please answer all the questions with explanations?

aalyn [17]

Answer:

I don't know sorry can't help you

6 0

3 years ago

Read 2 more answers

Marnie conducted an experiment using a bag of 12 marbles containing an equal number of blue, red, and green marbles. She randoml

Ierofanga [76]

I like the color red and black so I would go with red

8 0

3 years ago

Read 2 more answers